The INSULATOR,BUS BAR is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5970-01-156-5532, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
556321A
NSN:5970-01-156-5532 FSC:5970 — Electrical Insulators and Insulating Materials CAGE:30086 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. DBA SPD ELECTRICAL SYSTEMS, INC. (USA)
SPECIFICATIONS
Part Number
556321A
NSN
5970-01-156-5532
COMPONENT DIAGRAM
OTHER ITEMS IN FSC 5970 — Electrical Insulators and Insulating Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 556321A?
556321A is a INSULATOR,BUS BAR.
What parts can replace 556321A?
There is 1 known substitute for 556321A: 500635PC145. Substitute compatibility should be verified for your specific system.
What is the NSN for 556321A?
556321A is cataloged in the U.S. Government catalog under NSN 5970-01-156-5532. This indicates validated use in U.S. government and defense supply chains.
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